sdma_v7_0_ring_get_rptr(9)

📦 version 7.3.1, in nixpkgs unstable

💖 sdma_v7_0_ring_get_rptr — get the current read pointer 💖

okay so bestie, welcome to the kernel API manual for sdma_v7_0_ring_get_rptr(9) — yes that's the whole vibe, it's a kernel function page and honestly? iconic of it. this is part of the kernel API docs, and it's living its best life in the amdgpu world ✨

🌸 NAME 🌸

sdma_v7_0_ring_get_rptr — get the current read pointer

like, literally that's the job. it gets the read pointer. no cap 🫶

🎀 SYNOPSIS 🎀

uint64_t sdma_v7_0_ring_get_rptr (struct amdgpu_ring *ring );

so it takes one thing and hands you back a uint64_t. simple. elegant. she ate 💅

🦋 ARGUMENTS 🦋

  • ring — amdgpu ring pointer 💫 that's it, that's the argument. you give it a ring, it's an amdgpu ring pointer, we move on. main character energy only.

✨ DESCRIPTION ✨

Get the current rptr from the hardware. 🔥

yep — the hardware, not some cached lil copy floating around in software. it goes and asks the actual hardware for the current read pointer. that's the whole deal, bestie, and it's kind of the entire point of the function. ngl, sometimes the simplest functions are the most slay 🌈

💜 SEE ALSO 💜

the friend group 🫶 — every single one of these, no skipping, we love a complete reference list:

and the kernel file where all this magic lives, bestie:

  • ./drivers/gpu/drm/amd/amdgpu/sdma_v7_0.c ⭐
lowkey go read the source file too, iykyk — it's giving "the real documentation was the code we read along the way" 💀

that's the page!! short, sweet, and absolutely serving kernel API realness 💖 also quick sign-off: this beauty ships out of ./drivers/gpu/drm/amd/amdgpu and it's dated October 2026, so yeah — future vibes only 🦋✨🎀 love that for us, periodt 👑

📦 where this page comes from